Combined warning light and siren housing for an emergency vehicle



FIG. 1 is a perspective view of a combined warning light and siren housing for an emergency vehicle showing my new design, with a broken line showing for illustrative purposes only and forming no part of the claimed design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom plan thereof. 

The ornamental design for the combined warning light and siren housing for an emergency vehicle, as shown and described. 